111188920

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{3221}}^1$

素因数の和:4095

約数の個数: 32

約数和(自身を含む): 250542720

約数和(自身を除く): 139353800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1726, 3221, 3452, 4315, 6442, 6904, 8630, 12884, 16105, 17260, 25768, 32210, 34520, 64420, 128840, 2779723, 5559446, 11118892, 13898615, 22237784, 27797230, 55594460, 111188920]

約数ペア:

[(1, 111188920), (2, 55594460), (4, 27797230), (5, 22237784), (8, 13898615), (10, 11118892), (20, 5559446), (40, 2779723), (863, 128840), (1726, 64420), (3221, 34520), (3452, 32210), (4315, 25768), (6442, 17260), (6904, 16105), (8630, 12884)]